f DdZddlmZddlmZmZdZd dZdZdZ d Z y ) z8Code for converting notebooks to and from the v2 format.) annotations)nbformatnbformat_minorct|tr(|jD]\}}t|||<|St|tr#t |D]\}}t|||<|St|t r|jd}|S)z^There should be no bytes objects in a notebook v2 stores png/jpeg as b64 ascii bytes ascii) isinstancedictitems_unbyteslist enumeratebytesdecode)objkvis N/var/www/cvtools/html/venv/lib/python3.12/site-packages/nbformat/v3/convert.pyr r s #tIIK !DAqa[CF ! J C cN !DAqa[CF ! J C jj! Jc|dk(rPt|_t|_d|_t|}|dD]}|dD]}|j di |S|dk(r|tk7r||_t|_|Sd|z}t |)aPConvert a notebook to v3. Parameters ---------- nb : NotebookNode The Python representation of the notebook to convert. from_version : int The original version of the notebook to convert. from_minor : int The original minor version of the notebook to convert (only relevant for v >= 3).  worksheetscellsmetadatazZCannot convert a notebook directly from v%s to v3. Try using the nbformat.convert module.)rr orig_nbformatr setdefaultorig_nbformat_minor ValueError)nb from_version from_minorwscellmsgs rupgrader'sq * b\\" 0B7  0 B/ 0 0 q  '%/B "*  13? @ S/rcjd|_|jdd}d|zdz|jz|_y)z-turn heading cell into corresponding markdownmarkdownlevelr# N) cell_typepopsource)r%r*s r heading_to_mdr0>s2DN HHWa E+#dkk1DKrcd|_y)zlet raw passthrough as markdownr)N)r-)r%s r raw_to_mdr2Es DNrc|jdk7r|Sd|_|jD]I}|jD]8}|jdk(r t ||jdk(s.t |:K|S)zConvert a v3 notebook to v2. Parameters ---------- nb : NotebookNode The Python representation of the notebook to convert. rrheadingraw)rrrr-r0r2)r!r$r%s r downgrader6Jsp {{a BKmm HH D~~*d#5($   IrN)rr) __doc__ __future__rnbbaserrr r'r0r2r6rrr;s*>#," F2 r